package com.gpc.config;

import org.apache.shiro.spring.web.ShiroFilterFactoryBean;
import org.apache.shiro.web.mgt.DefaultWebSecurityManager;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.LinkedHashMap;
import java.util.Map;

@Configuration
public class ShiroConfig {


    //shiroFilterFactoryBean
    @Bean
    public ShiroFilterFactoryBean getshiroFilterFactoryBean(@Qualifier("securityManager") DefaultWebSecurityManager defaultWebSecurityManager){
        ShiroFilterFactoryBean bean = new ShiroFilterFactoryBean();
        //设置安全管理器
        bean.setSecurityManager(defaultWebSecurityManager);

        /*
            anon:无需认证就可访问
            authc:必须认证了才能访问
            user:必须拥有 记住我 功能才能访问
            perms:拥有某个资源的权限才可访问
            role:拥有某个角色权限才能访问
        * */

        Map<String, String> filterMap = new LinkedHashMap<>();

//        filterMap.put("/main/contact","perms[vip3]");

        filterMap.put("/main/*","authc");
        filterMap.put("/static/**","anon");
        filterMap.put("/logout","logout");

        bean.setFilterChainDefinitionMap(filterMap);

        bean.setUnauthorizedUrl("/noauth");
        bean.setLoginUrl("/toLogin");



        return bean;
    }

    //DefaultWebSecurityManager
    @Bean(name = "securityManager")
    public DefaultWebSecurityManager getDefaultWebSecurityManager(@Qualifier("userRealm") UserRealm userRealm){
        DefaultWebSecurityManager securityManager = new DefaultWebSecurityManager();
        //关联UserRealm
        securityManager.setRealm(userRealm);


        return  securityManager;
    }



    //创建 realm 对象 , 需要自定义
    @Bean
    public UserRealm userRealm(){
        return new UserRealm();
    }
}
